A5303 senses light scattered from smoke particles

The A5303 from Allegro is a low-current BiCMOS photoelectric smoke detector integrated circuit designed to be used with an infrared optical chamber to sense light scattered from smoke particles.

News from Electronicstalk, 28 July 2010

Pre-driver IC for office automation applications

Allegro Microsystems Europe has introduced a three-phase brushless DC motor pre-driver IC, targeted at applications within the office automation sector, including laser printer and copier drum drives.

News from Electronicstalk, 17 June 2010

Allegro develops multi-output LED RGB driver IC

The A8512 from Allegro Microsystems is a multi-output white LED RGB driver IC for the LED backlighting of large-area LCD monitors and television screens.

News from Electronicstalk, 26 May 2010

Latch ICs protect against high transient voltages

Allegro Microsystems' A1225, A1227 and A1229 are Hall-effect latch ICs that combine enhanced protection against high transient voltages.

News from Electronicstalk, 22 April 2010

Allegro IC senses currents of 12.5-25A nominal

The ACS710 from Allegro Microsystems Europe is a 120kHz bandwidth, high-voltage isolation current sensor integrated circuit (IC).

News from Electronicstalk, 26 October 2009

Allegro unveils ATS667LSG gear-tooth sensor IC

Allegro Microsystems Europe has introduced a true-zero-speed gear-tooth sensor IC to provide a flexible high-accuracy solution for digital gear-tooth sensing in automotive transmission applications.

News from Electronicstalk, 9 June 2009

Allegro current sensors available from Solid State

The next-generation, high-bandwidth, low-power-loss ACS758 current sensor range from Allegro Microsystems is now available from Solid State Supplies.

News from Electronicstalk, 20 April 2009

Allegro unveils programmable Hall-effect sensor IC

The A1386 from Allegro Microsystems Europe is a programmable linear Hall-effect sensor IC targeted at applications in the automotive market requiring accuracy in absolute position sensing.

News from Electronicstalk, 2 February 2009

Driver is cool choice for fan control

Single-phase brushless DC motor predriver IC can control high-current devices such as fans, blowers or pumps with supply voltages from 8 to 36V.

News from Electronicstalk, 19 August 2008

IC prevents motor damage

The A3906 detects DC motor stall conditions and allows the control of the stall time, improving battery life and the prevention damage to the motor.

News from Electronicstalk, 16 July 2008

• IC remove need for bootstrap capacitors

• Current sensor provides accuracy boost

• Sensor ICs suit high-frequency applications

• Motor driver ICs suit fast stop/start cycles

• Switching regulator cuts interference

• Motor controller ICs simplify system design

• Hall-effect ICs sleep to save power

• Hall-effect switch saves portable power

• Voice-coil motor driver zooms in to handsets

• Predriver enables advanced motor control

• Compact IC minimises voltage changes

• Motor drive IC incorporates translator circuitry

• Integrated circuit suits vibration motors

• Switch interface needs no sense resistor

• Regulators power satellite receivers

• Hall switch has a finger on the pulse

• Driver IC suits DC motors

• Driver cuts LED display component count

• Software tool speeds up gear design

• Regulators provide power and interface for LNBs

• Regulator ICs integrate power DMOS switches

• LED driver covers backlights and flashes

• Motor driver features synchronous rectification

• Driver chip takes on two-phase steppers

• MOSFET predrivers meet automotive demands

• Motor driver saves portable power

• Hall effect sensors replace contact potentiometers

• Stepper drivers simplify peripheral circuitry

• Current sensors are economical and precise

• Software speeds switch-mode PSU design

• IC sensors show there's metal

• Small claims for current sensors

• Process upgrades sink driver performance

• Low-cost charger IC for xenon photoflash

• Automotive sensors ease circuit design

• Sink driver ICs feature flexible interfacing

• Step-up convertor is biased about displays

• Driver chips link logic to inductive loads

• Boost convertor powers uniform LED backlights

• Hall-effect switches are chopper stabilised

• Power managers target low-output switchers

• Hall-effect switch ousts reed devices

• Quasiresonant topology cuts switching noise

• Hall-effect sensors on show in Nuremberg

• Automotive regulator chip has multiple outputs

• Europe gains sensor applications centre

• Boost convertor drives up to seven white LEDs

• IC senses automotive crankshaft speed

• Automotive electronics portfolio on show in Paris

• Power module has intelligence for white goods

• Hall-effect switches run hot under the bonnet

• Hall-effect switches cover the field

• Hall-effect switch is a sensitive sort

• Low-voltage modules reach high powers

• Switching regulators step down to 1.5V

• Linear regulators cover a wide range

• LIN transceiver powers up slave nodes

• Current sensors handle automotive heat

• DMOS microstepping driver has built-in translator

• Automotive power MOSFET half-bridge controller IC

• Interface chips keep logic safe from power

• Sensor Business Unit to relocate

• Audio transistors are temperature compensated

• Omnipolar Hall-effect devices oust reed switches

• High-side driver IC for linear current control

• IGBT array for three-phase motor inverters

• Regulators power up receiver low-noise blocks

• Packaging enhances sensor performance

• Simple solution to driving steppers

• Inverter modules aim for white goods integration

• DMOS power drivers take 8bit addresses

• Microstepping driver IC has built-in translator

• MOSFET controller drives automotive power

• Motor controller IC with built-in drivers

• PWM chip provides flexible DC motor control

• Dual full-bridge motor driver ICs feature brake

• Hall-effect switch for battery applications

• High-side protected switch for battery application

• New applications management at Allegro

• Allegro leads in Hall-effect sensors segment

• PWM motor drivers provide up to 3A

• Gear-tooth sensor for automotive applications

• Power supply chip changes mode to raise efficiency

• Self-calibrating gear-tooth sensor controls ABS

• Hall-effect adaptive gear-tooth sensor

• Integrated switching regulators cut PSU cost